.layui-footer {
  text-align: center;
}

.iconfont {
  margin-right: 10px;
}

.layui-icon-app {
  margin-left: 20px;
  margin-right: 10px;
}

.userinfo {
  height: 50px;
  line-height: 50px;
  padding: 5px;
  box-sizing: border-box;
  display: flex;
}
.userinfo .avatar {
  width: 40px;
  height: 40px;
  border-radius: 20px;
  background-color: green;
  text-align: center;
  line-height: 40px;
  margin-left: 20px;
}

.userinfo .avatar img {
  width: 100%;
  border-radius: 50%;
}

.layui-nav .layui-nav-item a.userinfo {
  display: flex; 
}

.userinfo .msg {
  flex: 1;
  margin-left: 10px;
  line-height: 40px;
}

iframe {
  width: 100%;
  height: 100%;
  border: 0;
  display: block;
  /*vertical-align: middle;*/
}